3x^2+12x+36=60

Simple and best practice solution for 3x^2+12x+36=60 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 3x^2+12x+36=60 equation:


Simplifying
3x2 + 12x + 36 = 60

Reorder the terms:
36 + 12x + 3x2 = 60

Solving
36 + 12x + 3x2 = 60

Solving for variable 'x'.

Reorder the terms:
36 + -60 + 12x + 3x2 = 60 + -60

Combine like terms: 36 + -60 = -24
-24 + 12x + 3x2 = 60 + -60

Combine like terms: 60 + -60 = 0
-24 + 12x + 3x2 = 0

Factor out the Greatest Common Factor (GCF), '3'.
3(-8 + 4x + x2) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-8 + 4x + x2)' equal to zero and attempt to solve: Simplifying -8 + 4x + x2 = 0 Solving -8 + 4x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '8' to each side of the equation. -8 + 4x + 8 + x2 = 0 + 8 Reorder the terms: -8 + 8 + 4x + x2 = 0 + 8 Combine like terms: -8 + 8 = 0 0 + 4x + x2 = 0 + 8 4x + x2 = 0 + 8 Combine like terms: 0 + 8 = 8 4x + x2 = 8 The x term is 4x. Take half its coefficient (2). Square it (4) and add it to both sides. Add '4' to each side of the equation. 4x + 4 + x2 = 8 + 4 Reorder the terms: 4 + 4x + x2 = 8 + 4 Combine like terms: 8 + 4 = 12 4 + 4x + x2 = 12 Factor a perfect square on the left side: (x + 2)(x + 2) = 12 Calculate the square root of the right side: 3.464101615 Break this problem into two subproblems by setting (x + 2) equal to 3.464101615 and -3.464101615.

Subproblem 1

x + 2 = 3.464101615 Simplifying x + 2 = 3.464101615 Reorder the terms: 2 + x = 3.464101615 Solving 2 + x = 3.464101615 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 3.464101615 + -2 Combine like terms: 2 + -2 = 0 0 + x = 3.464101615 + -2 x = 3.464101615 + -2 Combine like terms: 3.464101615 + -2 = 1.464101615 x = 1.464101615 Simplifying x = 1.464101615

Subproblem 2

x + 2 = -3.464101615 Simplifying x + 2 = -3.464101615 Reorder the terms: 2 + x = -3.464101615 Solving 2 + x = -3.464101615 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = -3.464101615 + -2 Combine like terms: 2 + -2 = 0 0 + x = -3.464101615 + -2 x = -3.464101615 + -2 Combine like terms: -3.464101615 + -2 = -5.464101615 x = -5.464101615 Simplifying x = -5.464101615

Solution

The solution to the problem is based on the solutions from the subproblems. x = {1.464101615, -5.464101615}

Solution

x = {1.464101615, -5.464101615}

See similar equations:

| -3/5*12.5+3 | | 6n^2+84n+270=0 | | 6x-10=2x-4 | | 2x-8x-12=-6x+7-12 | | 2x^2=8x-5 | | -12x^2-29x+8=0 | | 4x^2+20x=-9 | | x-.2(x)=36 | | x+x+2+7/4=66 | | 2(3x-1)=12+4x | | x/5=-26 | | .67(1+n)=-0.5n | | 16.3=x*29.6 | | x=(-6)(-9) | | g+7=g-3 | | 4x=5-20y | | x=(-4)(-8) | | x+3x+5=60 | | x+3x+4+5=60 | | 5(3x-9)-7=5(x-2)+28 | | 4(5x-1)=40 | | x+3x+4=60 | | 3/2*x-5/6+x=1/2*x+2/3 | | 12(z+1)-3(z-4)=4(z-3)+4(z-3) | | v(p+a)k= | | 5y+14=89 | | 15x+20(x+5)=415 | | 2y+10=44 | | 6x+5x-9=10+2 | | 7x+6x-8x=29+1 | | 2w-4=-14 | | 5x+7x-6=35+1 |

Equations solver categories